do not drink alcohol in excess with cialis. side effects may include headache, upset stomach, delayed backache or muscle ache. to avoid long-term injury, seek immediate medical help for an erection lasting more than 4 hours. if you have any sudden decrease or loss in hearing or vision, or if you have any allergic reactions such as rash, hives, swelling of the lips, tongue or throat, or difficulty breathing or swallowing, stop taking cialis and get medical help right away. ask your doctor about cialis for daily use and a 30-tablet free trial. >>> all right. let's get you up to date on the markets because we have take an dip once again. the dow down almost 90 points. the nasdaq is down 18, about a half a percent. and the s&p 500 is down two-thirds of a percent on the trading seg. p bob pisani is on the floor of the nyse. we were holding pretty steady down 37 and then dropped. was there anything that you saw necessarily that triggered that? >> no. i think there's just a lot of confusion on the economic numbers. the housing number